Crystal Lake Weather Forecast 15 Days, Weather in Crystal Lake Today
Current weather conditions and 15 day weather forecast for Crystal Lake, Connecticut, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
Current weather conditions at Crystal Lake
| 05 May 2026 Tuesday 20.4 ° C / 68.7°F  Sunny |
Feels Like : 20.4 ° C / 68.7°F Humidity : % 53 Pressure : 1010 mb Wind Speed : 24.5 kmph / 15.2 miles from S  Visibility : 14 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Crystal Lake, CT, USA
Weather Forecast for next 15 Days for Crystal Lake including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Crystal Lake, Connecticut state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 05 May 2026 Tuesday | Sunny |
10.9 ° C (51.6°F) |
27.6 ° C (81.7°F) |
18.8 ° C (65.9°F) |
% 54 | 0% | 6.5 | Sunrise:05:41 AM Sunset: 07:53 PM |
Moonrise:No moonrise Moonset: 07:44 AM Moon Phase ( Waning Gibbous ) |
|
| 06 May 2026 Wednesday |  Moderate rain |
10.9 ° C (51.6°F) |
18.9 ° C (66.1°F) |
15.2 ° C (59.3°F) |
% 80 | 89% | 0.7 | Sunrise:05:39 AM Sunset: 07:54 PM |
Moonrise:12:07 AM Moonset: 08:39 AM Moon Phase ( Waning Gibbous ) |
|
| 07 May 2026 Thursday |  Partly Cloudy |
6.8 ° C (44.2°F) |
16.5 ° C (61.8°F) |
11.4 ° C (52.5°F) |
% 63 | 0% | 1.5 | Sunrise:05:38 AM Sunset: 07:55 PM |
Moonrise:12:50 AM Moonset: 09:40 AM Moon Phase ( Waning Gibbous ) |
|
| 08 May 2026 Friday |  Patchy rain nearby |
3.4 ° C (38.1°F) |
15.9 ° C (60.6°F) |
9.5 ° C (49.2°F) |
% 64 | 86% | 0.9 | Sunrise:05:37 AM Sunset: 07:56 PM |
Moonrise:01:25 AM Moonset: 10:45 AM Moon Phase ( Waning Gibbous ) |
|
| 09 May 2026 Saturday | Moderate rain |
7.1 ° C (44.9°F) |
13.6 ° C (56.5°F) |
10 ° C (49.9°F) |
% 86 | 89% | 2 | Sunrise:05:36 AM Sunset: 07:57 PM |
Moonrise:01:54 AM Moonset: 11:51 AM Moon Phase ( Last Quarter ) |
|
| 10 May 2026 Sunday | Patchy rain nearby |
5.3 ° C (41.5°F) |
19.9 ° C (67.8°F) |
9.8 ° C (49.7°F) |
% 80 | 75% | 2 | Sunrise:05:35 AM Sunset: 07:58 PM |
Moonrise:02:18 AM Moonset: 12:58 PM Moon Phase ( Waning Crescent ) |
|
| 11 May 2026 Monday | Patchy rain nearby |
8.3 ° C (46.9°F) |
17.2 ° C (63°F) |
13.1 ° C (55.6°F) |
% 87 | 87% | 3 | Sunrise:05:34 AM Sunset: 07:59 PM |
Moonrise:02:41 AM Moonset: 02:06 PM Moon Phase ( Waning Crescent ) |
|
| 12 May 2026 Tuesday | Patchy rain nearby |
5.5 ° C (41.8°F) |
13.3 ° C (56°F) |
9.6 ° C (49.4°F) |
% 67 | 0% | 2 | Sunrise:05:32 AM Sunset: 08:00 PM |
Moonrise:03:02 AM Moonset: 03:16 PM Moon Phase ( Waning Crescent ) |
|
| 13 May 2026 Wednesday | Patchy rain nearby |
3.3 ° C (38°F) |
9.3 ° C (48.7°F) |
7.4 ° C (45.3°F) |
% 84 | 88% | 2 | Sunrise:05:31 AM Sunset: 08:01 PM |
Moonrise:03:24 AM Moonset: 04:28 PM Moon Phase ( Waning Crescent ) |
|
| 14 May 2026 Thursday | Moderate rain |
8.3 ° C (46.9°F) |
15.7 ° C (60.3°F) |
11.6 ° C (52.9°F) |
% 96 | 87% | 3 | Sunrise:05:30 AM Sunset: 08:02 PM |
Moonrise:03:47 AM Moonset: 05:45 PM Moon Phase ( Waning Crescent ) |
|
| 15 May 2026 Friday | Patchy rain nearby |
8.6 ° C (47.5°F) |
20.1 ° C (68.1°F) |
13.5 ° C (56.2°F) |
% 68 | 0% | 3 | Sunrise:05:29 AM Sunset: 08:03 PM |
Moonrise:04:14 AM Moonset: 07:06 PM Moon Phase ( Waning Crescent ) |
|
| 16 May 2026 Saturday | Partly Cloudy |
8.8 ° C (47.8°F) |
21.6 ° C (71°F) |
15.5 ° C (60°F) |
% 65 | 0% | 5 | Sunrise:05:28 AM Sunset: 08:04 PM |
Moonrise:04:48 AM Moonset: 08:29 PM Moon Phase ( New Moon ) |
|
| 17 May 2026 Sunday | Partly Cloudy |
11.8 ° C (53.2°F) |
22.8 ° C (73.1°F) |
16.5 ° C (61.7°F) |
% 77 | 0% | 5 | Sunrise:05:27 AM Sunset: 08:05 PM |
Moonrise:05:33 AM Moonset: 09:49 PM Moon Phase ( Waxing Crescent ) |
|
| 18 May 2026 Monday | Patchy rain nearby |
8.1 ° C (46.5°F) |
15.1 ° C (59.2°F) |
13.5 ° C (56.4°F) |
% 65 | 86% | 3 | Sunrise:05:27 AM Sunset: 08:06 PM |
Moonrise:06:28 AM Moonset: 10:58 PM Moon Phase ( Waxing Crescent ) |
|
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